<![CDATA[This investigation sought to engineer an interactive Social Studies instructional platform through the utilization of Lumi Education for eighth grade learners at SMP Negeri 6 Bukittinggi. The inquiry adopted a Research and Development (R&D) approach, employing the Four-D developmental framework encompassing the phases of definition, conceptual design, refinement, and dissemination. Empirical data were amassed through classroom observation, semi-structured interviews, documentary examination, and survey administration. The evaluative apparatus comprised expert validation instruments, usability assessment forms, and learning-outcome measurements conducted through pre-intervention and post intervention testing.The findings revealed that the resulting instructional medium attained an exceptional validity index, reflected by an Aiken’s V coefficient of 0.92. The practicality appraisal generated a score of 0.88, signifying an exceedingly workable and user-friendly learning resource. Furthermore, effectiveness analysis based on the N-Gain metric yielded a value of 0.79, denoting a substantial degree of learning enhancement. These outcomes substantiate that the Lumi Education based Social Studies medium possesses strong pedagogical viability, operational applicability, and instructional efficacy.Moreover, the incorporation of immersive components including audiovisual materials, gamified assessments, interactive challenges, and digital learning books significantly fostered learners’ intellectual engagement, active participation, and conceptual mastery throughout the Social Studies learning experience.]]>
